Layer Estimates:

Layer: Nn_sleman_to_dorwn_slemncrop (ID:0)
Count: 31
Extent:

XMin: 12292137
YMin: -874093
XMax: 12299722
YMax: -855749
Spatial Reference: 102100 (3857)

Layer: Connecting Lines (ID:1)
Count: 75
Extent:

XMin: 12294220
YMin: -874093
XMax: 12299644.1546
YMax: -855749
Spatial Reference: 102100 (3857)